Highway 17 Roadway Improvement Project

Current Project Advisory

Overnight Lane Closures on Highway 17 for Pavement Rehabilitation

Santa Clara County – The California Department of Transportation (Caltrans) will perform overnight lane closures of one northbound and one southbound lane of Highway 17 (HWY 17), between Hebard Road and Highway 9 (HWY 9) for pavement rehabilitation, highway striping, guardrail repair and highway maintenance. Construction will continue from April 17 and be completed by July 2023.

Motorists are advised to expect delays and allow extra time when traveling. Please drive with caution through the construction zone. Slow for the Cone Zone.

One southbound lane and one northbound lane will be closed overnight: Monday through Friday: 9:00 PM to 6:00 AM until July 2023.


Map of the Highway 17 roadway improvement project in Santa Clara county.

Description:

In and near Los Gatos, Campbell and San Jose, from Hebard Way to Route 280.  Pavement rehabilitation. 

One Southbound lane and one northbound lane will be closed overnight, Monday through Friday, 9:00 PM to 6:00 AM, until July 2023. 

Purpose & Need:

The purpose of this project is to preserve and extend the service life of the existing pavement and improve ride quality.
The need of this project is to grind and pave State Route 17 pavement and improve the roadside facilities with the underground drainage systems.

Project Scope:

The project includes the following work.

  1. Guard Rail and crash cushion upgrades
  2. New or improved curb ramps at intersections
  3. AC (Asphalt Concrete) paving
  4. Concrete pavement 
  5. Drainage system improvements
  6. Striping and Rumble strips 
  7. Shoulder slip out repair at PM 4.35
  8. Road signs
  9. Electrical loop detector installations
  10. Concrete barrier transition at the end of bridge rails

Current Status: 

Project is currently in Construction Phase.

Schedule:

  • Environmental Documents Fall 2018 (Actual)
  • Design Complete Summer 2020 (Actual)
  • Begin Construction Summer 2021 (Actual)
  • End Construction Winter 2023 (Tentative)